Certified Blower door test throughout the country. Thanks to our experience with the construction of passive houses, we not only find the leaks, but also propose solutions. Ideal for NHS grants. Measurements from 4 000 CZK + VAT, deadlines within 14 days. Build well without heat leaks and mould. Call for a no-obligation on-site consultation.

We provide free energy advice to households and businesses. Less for energy, more for life.

We are a leading Czech electricity and gas retailer for households, businesses or wholesale customers. We provide electricity and gas supplies, we are straightforward and can advise even in difficult situations. We offer producers the possibility of buying surplus electricity from renewable sources.

Czech energy supplier since 2002, supplying electricity and natural gas to more than 262,000 customer sites across the Czech Republic. You can stop by and let us calculate how much you can save with us.

We are experienced energy specialists and technicians who provide energy certifications for single-family homes, businesses, cities, and regions. Contact us for the preparation of building energy performance certificates (PENB), energy assessments for subsidy programs (NZÚ, OP ŽP), and renovation certificates.

A simple and clear energy price comparator for everyone. In addition to standard prices, it also compares non-public offers.

We have been a Czech energy supplier since 2002. We supply electricity and natural gas to more than 262,000 customer locations throughout the Czech Republic. Stop by and let us show you how much you can save with us.

Since 2004 we have been a partner of households and companies not only in the Ústí nad Labem region. We place great emphasis on the satisfaction of our customers and approach each customer individually. You can stop by and let us calculate how much you will save with us. You can also use our online calculator.

The Renovation Passport is a step-by-step plan for renovating your home - showing you how to save on energy and draw down the NHS grant. We process for detached and semi-detached houses. Energy advisor from SFWP, personal visit to the property, realistic assessment of the actual condition of the house.